5mm Carbon Steel Bearing Balls, Precision Ball Set of 100, for Bearings and Mechanical Gears, High Hardness and Wear Resistance, Smooth Surface and Lightly Lubricated, Durable, Reliable Performance
✔️ 5 mm dia, 100 pcs, carbon steel, smooth finish, lightly lubricated
These 5mm carbon steel bearing balls are precision-grade spheres used in bearings, gear assemblies, and small mechanical linkages. They deliver smooth rotation and solid wear resistance in hobby machines, clocks, RC cars, and compact gear trains.
✅ Diameter: 5 mm (0.197 in)
✅ Material: high-precision carbon steel for hardness and wear resistance
✅ Surface: smooth finish for low friction and even load distribution
✅ Lubrication: lightly lubricated for ready-to-use performance
✅ Pack: 100 pieces per pack, ideal for multiple projects
💡 What is a bearing ball used for in small mechanical systems? It’s handy to know how these tiny spheres support motion and load handling. - They provide smooth rotation with low friction. - They distribute loads evenly across races. - They suit compact gear trains and hobby projects